package cn.edu.scujcc.helloworld;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.animation.AlphaAnimation;
import android.view.animation.Animation;

import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;

public class WelcomeActivity extends AppCompatActivity {

   @Override
   protected void onCreate( Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

       View view = View.inflate(this,R.layout.activity_welcome,null);
       setContentView(view);
        AlphaAnimation aa = new AlphaAnimation(0.3f,1.0f);
        aa.setDuration(2000);
        view.startAnimation(aa);
        aa.setAnimationListener(new Animation.AnimationListener()
        {
            
            @Override
            public void onAnimationEnd(Animation arg0) { redirectTo();}
            @Override
            public void onAnimationRepeat(Animation animation) {}
            @Override
            public void onAnimationStart(Animation animation) {}
        });
    }

    private void redirectTo() {
        Intent intent = new Intent(this,MainActivity.class);
        startActivity(intent);
        overridePendingTransition(R.anim.slide_in_left,R.anim.slide_in_left);
        finish();
    }
}
